8681602900

素因数分解:

$2^2\times 5^2\times {\mathrm{89}}^1\times {\mathrm{487}}^1\times {\mathrm{2003}}^1$

素因数の和:2593

約数の個数: 72

約数和(自身を含む): 19099402560

約数和(自身を除く): 10417799660

約数列:

[1, 2, 4, 5, 10, 20, 25, 50, 89, 100, 178, 356, 445, 487, 890, 974, 1780, 1948, 2003, 2225, 2435, 4006, 4450, 4870, 8012, 8900, 9740, 10015, 12175, 20030, 24350, 40060, 43343, 48700, 50075, 86686, 100150, 173372, 178267, 200300, 216715, 356534, 433430, 713068, 866860, 891335, 975461, 1083575, 1782670, 1950922, 2167150, 3565340, 3901844, 4334300, 4456675, 4877305, 8913350, 9754610, 17826700, 19509220, 24386525, 48773050, 86816029, 97546100, 173632058, 347264116, 434080145, 868160290, 1736320580, 2170400725, 4340801450, 8681602900]

約数ペア:

[(1, 8681602900), (2, 4340801450), (4, 2170400725), (5, 1736320580), (10, 868160290), (20, 434080145), (25, 347264116), (50, 173632058), (89, 97546100), (100, 86816029), (178, 48773050), (356, 24386525), (445, 19509220), (487, 17826700), (890, 9754610), (974, 8913350), (1780, 4877305), (1948, 4456675), (2003, 4334300), (2225, 3901844), (2435, 3565340), (4006, 2167150), (4450, 1950922), (4870, 1782670), (8012, 1083575), (8900, 975461), (9740, 891335), (10015, 866860), (12175, 713068), (20030, 433430), (24350, 356534), (40060, 216715), (43343, 200300), (48700, 178267), (50075, 173372), (86686, 100150)]